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You know that I write slowly.
This is chiefly because I am never satisfied until I have said as much
as possible in a few words, and writing briefly takes far more time
than writing at length.
Karl Friedrich Gauss

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Unpublished

On the Vassiliev invariants for knots and for pure braids,
(official abstract) Edinburgh
University PhD Thesis, July 1997. This contains material from the above
papers together with ideas on the relationship between Vassiliev
invariants for pure braids and de Rham homotopy theory.

Vassiliev invariants for knots,
Essay for Part III of the Cambridge Mathematical Tripos, May 1993. A
survey of Bar-Natan's paper On the Vassiliev knot invariants,
which contained some additional work of my own.